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Motherboard and CPU power restrictions

Motherboard has power, but PC won't turn on.So for the past 2-3 weeks, my PC has not been powering on. At first, this was only occasional and did not happen every day. But now, my PC has power to the mobo and won't turn on when I push the on button on my case. Rarely, if I keep the motherboard powered, the PC will just turn on by itself at...

Hardware & Devices

8-PIN Motherboard and a 4-PIN Power SupplyI was looking through motherboards and noticed that this one has an 8-PIN power connector.
I went and looked through PSUs and found that most are only 4-PIN, like this one.
What am I missing? How do you connect a 4-PIN PSU to an 8-PIN board?
Thanks!

General Discussion

No power to motherboardOS=Windows 7 Ultimate 64 bit
MB=Asus P5G41T-MLX Plus
I had been on the computer for a couple of hours & then logged off to do some chores.Came back 3 or 4 hours later & turned on the comp nothing happened.Thought it might be power supply so pulled it & installed an extra I had....

General Discussion

Motherboard has power but won't power on at all?Hey guys, I just recently built a rig and thus began my first steps into overclocking (i never overclocked my previous rig).
So about 2 hours ago, I was benchmarking grand theft auto IV when my GPU suddenly ramped up to max fan speed and I lost picture on the screen. My gpu is an EVGA Geforce...

PC Custom Builds and Overclocking

new motherboard - no power up.Hi all,
i was passed a packard bell x2414 the other day as it failed to power up. The fans would spin but nothing else.
ive tested the power supply using an antec power tester and get no errors so that counts out the PSU.
i then came to the conclusion that it was either the motherboard or...